1 files changed, 6 insertions, 1 deletions
diff --git a/boost/mpi/detail/binary_buffer_oprimitive.hpp b/boost/mpi/detail/binary_buffer_oprimitive.hpp
index 1de441d26b..313097b795 100644
--- a/boost/mpi/detail/binary_buffer_oprimitive.hpp
+++ b/boost/mpi/detail/binary_buffer_oprimitive.hpp
@@ -47,7 +47,12 @@ public:
     {
       return size_ = buffer_.size();
     }
-
+    
+    const std::size_t* size_ptr() const
+    {
+      return &size();
+    }
+    
     void save_binary(void const *address, std::size_t count)
     {
       save_impl(address,count);